Engine
Engine
Engine

China Truck Diesel Engine Supplier | Original Truck Diesel Engine Supplier

Genuine Truck Diesel Engines & Complete Engine Assemblies

As a trusted China truck diesel engine supplier, original truck diesel engine supplier, and China Original Heavy Truck Parts Supplier,  Truckragreat offers genuine diesel engines and complete engine assemblies for heavy-duty trucks, construction machinery, and industrial equipment.

We focus on original factory quality, stable supply, and export-ready service, providing global customers with authentic Weichai-powered solutions rather than aftermarket alternatives.


Genuine Diesel Engines for Heavy-Duty Truck Applications

Weichai is a leading diesel engine brand widely used in China’s heavy truck and industrial sectors. Our engines are compatible with:

  • Heavy trucks (HOWO, Sinotruk, Shacman, FAW)

  • Construction machinery and loaders

  • Mining and infrastructure equipment

  • Industrial power generation systems

As a professional original truck diesel engine supplier, we provide engines and factory-assembled units that meet strict performance, durability, and compatibility standards, ensuring reliable operation in demanding conditions.


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Our Diesel Engine Product Range

We offer a full range of original Weichai diesel engines, including:

Heavy Truck Engines

  • Engines for Sinotruk HOWO trucks

  • Engines for Shacman heavy-duty vehicles

  • Export-compliant and Euro II specifications available

Each engine comes with original configuration, guaranteeing precise fitment, performance stability, and long service life.

Diesel Engines for Construction Machinery

  • Loaders and construction equipment engines

  • High torque output for demanding working environments

  • Reliable performance under continuous operation

Our engines are suitable for fleets, industrial projects, and large-scale construction applications, ensuring uptime and operational efficiency.


Why Choose Truckragreat as Your Diesel Engine Supplier

Original Factory Quality Assurance

All engines are genuine, sourced from authorized channels, and delivered with original specifications. We do not mix aftermarket or refurbished engines into original orders.

Accurate Model & Application Matching

We assist customers in selecting the correct engine based on:

  • Engine model and series

  • Vehicle or machinery application

  • Emission standard and power requirements

This ensures seamless installation and avoids costly compatibility issues.

Export-Oriented Supply Experience

With extensive experience serving international markets, we understand:

  • Export packaging and logistics requirements

  • Documentation for customs clearance

  • Stable supply for distributors and fleet operators

One-Stop Engine & Parts Support

In addition to complete engines, we provide original truck diesel engine parts, allowing customers to source engines and spare parts from one reliable supplier.


Common Buyer Concerns We Address

Is this a genuine engine or aftermarket?
All engines are original, factory-certified diesel engines. Quality is verified before shipment.

Can the engine be matched to my truck or machinery?
Yes. We check engine model, application, and compatibility before confirming orders.

Is it suitable for long-term operation or fleets?
Original engines are designed for continuous, heavy-duty operation, ideal for fleet owners, distributors, and industrial users.


Applications & Industries Served

  • Heavy truck distributors and dealers

  • Construction and mining contractors

  • Fleet operators and logistics companies

  • Industrial equipment suppliers

Our customers choose us because they require reliable power solutions, not short-term replacements.



Request a Quote for Original Truck Diesel Engines

If you are looking for a trusted China truck diesel engine supplier or original truck diesel engine supplier, our team is ready to support your project.

Provide us with:

  • Required engine model

  • Application or vehicle type

  • Quantity and destination market

We will offer professional guidance and a competitive supply solution based on original factory quality.

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China Heavy Truck parts Engine Oil Coolers
China Heavy Truck parts Engine Oil Coolers

Ensure Reliable Cooling with High-Performance Engine Oil Coolers

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply premium engine oil coolers designed to maintain optimal oil temperature in heavy-duty applications. This critical component efficiently dissipates heat from engine oil, ensuring consistent lubrication, preventing overheating, reducing engine wear, and supporting overall performance and longevity in demanding operating conditions.


HOWO Spare Parts Engine Alternators 20V 70A VG1095094002
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Power Your Operations with Reliable Heavy-Duty Alternators

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply robust heavy-duty alternators designed to deliver consistent and reliable electrical power for commercial vehicles and machinery. This essential component efficiently converts mechanical energy into stable electrical output, ensuring continuous charging of the battery system and reliable operation of all onboard electrical equipment, from lighting and climate control to critical electronic control units.


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Deliver Reliable Air Power with Industrial Two-Cylinder Water-Cooled Air Compressors

We supply robust industrial-grade two-cylinder water-cooled air compressors, engineered for continuous, heavy-duty operation. This efficient power source utilizes a two-stage compression design combined with an integrated water-cooling system to deliver a consistent, high-volume supply of clean compressed air for industrial tools, control systems, spray operations, and various manufacturing processes.


Heavy-duty Truck Parts alve Cover Gaskets For diesel engine
Heavy-duty Truck Parts alve Cover Gaskets For diesel engine

Ensure Top-End Sealing Integrity with Valve Cover Gaskets

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply original valve cover gaskets designed to create a critical seal between the cylinder head and the valve cover. This component effectively contains engine oil within the top end, prevents leaks onto hot engine surfaces, and protects the valvetrain from dust and contaminant ingress, ensuring clean operation and reliable engine performance


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Diesel Truck Engine Parts Oil Pan Gaskets 202V05904-0212

Ensure a Leak-Free Engine with Oil Pan Gaskets

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply precision-engineered oil pan gaskets designed to create a perfect, durable seal between the engine block and the oil pan. This essential sealing component prevents engine oil leaks, protects against external contaminant ingress, and ensures proper lubrication system integrity for reliable engine operation.


Truck spare parts Fuel Tank Lock Cap Assemblies WG9925550003
Truck spare parts Fuel Tank Lock Cap Assemblies WG9925550003

Ensure Fuel Security & System Integrity with Fuel Tank Lock Cap Assemblies

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply fully assembled fuel tank lock caps designed to provide a secure, sealed, and reliable closure for heavy-duty vehicle fuel tanks. This integrated assembly is essential for preventing fuel contamination, minimizing evaporation loss, deterring unauthorized access, and ensuring the overall safety and proper function of the fuel system.


Diesel Engine Connecting Rod Bolt for HOWO Truck Spare Parts
Diesel Engine Connecting Rod Bolt for HOWO Truck Spare Parts

Secure Engine Core Integrity with High-Strength Connecting Rod Bolts

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply high-precision, ultra-high-strength connecting rod bolts. This critical fastener is engineered to securely clamp the connecting rod cap to the rod body, withstanding immense and fluctuating tensile forces within the engine. Its absolute reliability is paramount for maintaining precise bearing clearance, ensuring structural integrity, and preventing catastrophic engine failure.


Engine Parts Automatic Belt Tensioner Compatible with SINOTRUK Engine
Engine Parts Automatic Belt Tensioner Compatible with SINOTRUK Engine

Maintain Optimal Belt Tension with Automatic Belt Tensioners

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply precision-engineered automatic belt tensioners designed to ensure constant optimal tension in engine accessory drive systems. This critical component automatically adjusts to compensate for belt stretch and wear, preventing slippage, reducing noise and vibration, and protecting vital components like the alternator, water pump, and steering pump from premature failure.


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Diesel Engine Spare Parts Connecting Rod Bearings

Ensure Engine Longevity with Precision Engine Connecting Rod Bearings

As the authorized distributor in China for SINOTRUK, WEICHAI, FAST, and SHACMAN, we supply precision-engineered connecting rod bearings, a critical component for ensuring smooth and reliable engine operation. These bearings provide a low-friction, wear-resistant interface between the connecting rods and the crankshaft, effectively absorbing combustion forces, minimizing power loss, and protecting both the crankshaft journals and connecting rods from damage under extreme pressure and high-speed rotation.


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